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Finding the Fourth Proportional to 48,745.89, 73,118.84 and 17,581.14

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Solution

The fourth proportional to 48,745.89, 73,118.84 and 17,581.14 is: 26,371.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,745.89 : 73,118.84 = 17,581.14 : x
  2. Step 2: Convert to fraction form
    48,745.89/73,118.84 = 17,581.14/x
  3. Step 3: Cross multiply
    48,745.89x = 73,118.84 × 17,581.14
  4. Step 4: Simplify right side
    48,745.89x = 1,285,512,562.68
  5. Step 5: Solve for x
    x = 1,285,512,562.68/48,745.89
  6. Step 6: Final answer
    x = 26,371.71

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.